Fits up to 17" laptops,Pick N Pluck with convoluted lid foam,3 dial combination lock included,Watertight, crushproof and dustproof,Padded shoulder strap,Fold down overmolded handle,Easy open Double Throw latches,Stainless steel padlock protectors,Automatic Pressure Equalization Valve - balances interior pressure, keeps water out,Lifetime Guarantee of Excellence,Dimensions: Interior (L x W x D) 18.87" x 13.12" x 3.81" (47.9 x 33.3 x 9.7 cm),Dimensions: Exterior (L x W x D) 21.62" x 17.25" x 4.87" (54.9 x 43.8 x 12.4 cm)